Awards and Certificates
        Thai Labour Standard TLS 8001-2020
        Outstanding Model Organization Award in Safety, Occupational Health and Working Environment
        Green Industry Award Level 4
        Green Industry level 3
        TISI certificate for asphalt cement for use in pavement construction
        ISO/IEC 17025 : 2017 : Testing and calibration laboratory
        ISO 14064-1 Greenhouse Gas (GHG)
        IATF16949 : 2016 : Quality Management System
        ISO 45001 : 2018 : Occupational hygiene and working
        ISO 14001 : 2015 : Environmental Management System
        ISO 9001 : 2015 : Quality Management System
        ESG100
        Best Employer Awards 2025
        Climate Action Leaders Recognition Certificate
        Reducing Work Accident to Zero Campaign Activity Award
        CSR-DIW AWARD 2024
        2024 Carbon Footprint for Organization Certificate
        Corporate Governance Report of Thai Listed Companies 2024: CGR
        D&B D-U-N-S Number 65-979-8425